<?php

class PurchaseOrderDetailController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			//'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			/*array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array(),
				'users'=>array('*'),
			),*/
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update','delete','index','view'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}
	
	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($p_pn,$uom,$quo_no)
	{
		$getId=Yii::app()->session['pk'];
		$modelPurchase=PurchaseOrderHeader::model()->findByPk($getId);
		//unset(Yii::app()->session['pk']);

		$this->render('view',array(
			'model'=>$this->loadModel($p_pn,$uom,$quo_no),
			'modelPurchase'=>$modelPurchase,
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate($quo_no)
	{
		
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($p_pn,$uom,$quo_no)
	{
		$model=$this->loadModel($p_pn,$uom,$quo_no);

		$modelProduct=Product::model()->find('product_pn=:product_pn',array('product_pn'=>$model->product_pn));
		$total=$modelProduct->unit_sell*$model->qty;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['QuotationOrderDetail']))
		{
			$model->attributes=$_POST['QuotationOrderDetail'];
			if($model->save())
				$this->redirect(array('view','p_pn'=>$model->product_pn,'uom'=>$model->uom,'quo_no'=>$model->quotation_no));
		}

		$this->render('update',array(
			'model'=>$model,'quo_no'=>$model->quotation_no,'unit_sell'=>$modelProduct->unit_sell,'total'=>$total
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($p_pn,$uom)
	{
		$model=$this->loadModel($p_pn,$uom);
		$quo_no=$model->quotation_no;
		//$this->loadModel($p_pn,$uom)->delete();
		PurchaseOrderDetail::model()->deleteAllByAttributes(array(
    		'product_pn'=>$p_pn,'uom'=>$uom
			));

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		
			$this->redirect(array('purchaseorderheader/viewQuotation','id'=>$quo_no));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		/*$employee_id=Yii::app()->session['id'];
		$model=PurchaseOrderHeader::model()->findAll('employee_id=:employee_id',array('employee_id'=>$employee_id));
		
		 $this->render('admin',array(
			'model'=>$model,
		 )); */
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		/*$model=new PurchaseOrderHeader('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['PurchaseOrderHeader']))
			$model->attributes=$_GET['PurchaseOrderHeader'];

		$this->render('admin',array(
			'model'=>$model,
		));*/
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return PurchaseOrderHeader the loaded model
	 * @throws CHttpException
	 */
	
	public function loadModel($p_pn,$uom,$quo_no)
	{		
		$model=QuotationOrderDetail::model()->findByAttributes(array('product_pn'=>$p_pn,'uom'=>$uom,'quotation_no'=>$quo_no));
		
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');	
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param PurchaseOrderHeader $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='purchase-order-header-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
